| 年度 | 数值 | 单位 | 发布日期 |
| 2025/2026 | 50000 | 吨 | 2026-9 |
| 2024/2025 | 54700 | 吨 | 2026-9 |
| 2023/2024 | 48700 | 吨 | 2026-9 |
| 2022/2023 | 64400 | 吨 | 2026-9 |
| 2021/2022 | 65800 | 吨 | 2026-9 |
| 2020/2021 | 56600 | 吨 | 2026-9 |
| 2019/2020 | 59900 | 吨 | 2026-9 |
| 2018/2019 | 35300 | 吨 | 2026-9 |
| 2017/2018 | 52700 | 吨 | 2026-9 |
| 2016/2017 | 45300 | 吨 | 2026-9 |
| 2015/2016 | 13400 | 吨 | 2026-9 |
| 2014/2015 | 32300 | 吨 | 2026-9 |
| 2013/2014 | 27700 | 吨 | 2026-9 |
| 2012/2013 | 40000 | 吨 | 2026-9 |
| 2011/2012 | 33000 | 吨 | 2026-9 |
| 2010/2011 | 33700 | 吨 | 2026-9 |
| 2009/2010 | 47000 | 吨 | 2026-9 |
| 2008/2009 | 43100 | 吨 | 2026-9 |
| 2007/2008 | 40700 | 吨 | 2026-9 |
| 2006/2007 | 42500 | 吨 | 2026-9 |
| 2005/2006 | 43200 | 吨 | 2026-9 |
| 2004/2005 | 39400 | 吨 | 2026-9 |
| 2003/2004 | 30900 | 吨 | 2026-9 |
| 2002/2003 | 6500 | 吨 | 2026-9 |
| 2001/2002 | 3500 | 吨 | 2026-9 |